102310445273 has 4 divisors (see below), whose sum is σ = 102311341440. Its totient is φ = 102309549108.

The previous prime is 102310445269. The next prime is 102310445311. The reversal of 102310445273 is 372544013201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 102310445273 - 2² = 102310445269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (102310445213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 246653 + ... + 515226.

It is an arithmetic number, because the mean of its divisors is an integer number (25577835360).

Almost surely, 2^102310445273 is an apocalyptic number.

It is an amenable number.

102310445273 is a deficient number, since it is larger than the sum of its proper divisors (896167).

102310445273 is an equidigital number, since it uses as much as digits as its factorization.

102310445273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896166.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 102310445273 its reverse (372544013201), we get a palindrome (474854458474).

The spelling of 102310445273 in words is "one hundred two billion, three hundred ten million, four hundred forty-five thousand, two hundred seventy-three".